local filters = {
}

function GetTrainerServiceTypeFilter(filter)
	return filters[filter] and 1 or nil
end

function SetTrainerServiceTypeFilter(filter, state)
	filters[filter] = state and 1 or nil
end

function GetNumTrainerServices()
	return 0
end

function GetTrainerSelectionIndex()
end

function GetTrainerGreetingText()
end

function IsTradeskillTrainer()
end

function CloseTrainer()
end
